Datasheet

AD823A Data Sheet
Rev. | Page 4 of 20
3.3 V OPERATION
T
A
= 25°C, +V
S
= 3.3 V, R
L
= 2 kΩ to 1.65 V, unless otherwise noted.
Table 2.
Parameter Conditions Min Typ Max Unit
DYNAMIC PERFORMANCE
−3 dB Bandwidth G = +1, V
OUT
≤ 0.2 V p-p, V
CM
= 0.65 V 13.8 17.3 MHz
Full Power Response V
OUT
= 2 V p-p 3.7 MHz
Slew Rate G = −1, V
OUT
= 2 V step, V
CM
= 0.65 V 18 23 V/µs
Settling Time
To 0.1%
G = −1, V
OUT
= 2 V step
350
ns
To 0.01% G = −1, V
OUT
= 2 V step 460 ns
NOISE/DISTORTION PERFORMANCE
Input Voltage Noise
f = 10 kHz
14
nV/√Hz
Input Current Noise f = 1 kHz 1 fA/√Hz
Harmonic Distortion (SFDR) V
OUT
= 2 V p-p, f = 20 kHz, G = −1, R
F
= R
G
= 4 kΩ −108 dBc
V
OUT
= 2 V p-p, f = 20 kHz, G = +1, R
L
= 100 Ω −70 dBc
Crosstalk
f = 1 kHz
R
L
= 5 kΩ
−123
dB
f = 1 MHz R
L
= 5 kΩ −77 dB
DC PERFORMANCE
Initial Offset
0.14
1
mV
Maximum Offset over Temperature 0.3 1.8 mV
Offset Drift 1 µV/°C
Input Bias Current V
CM
= 0 V to 2 V 0.3 25 pA
At T
MAX
V
CM
= 0 V to 2 V 10 25 pA
Input Offset Current 0.3 20 pA
At T
MAX
3.5
pA
Open-Loop Gain V
OUT
= 0.2 V to 2 V, R
L
= 2 kΩ 16 63 V/mV
T
MIN
to T
MAX
14 V/mV
INPUT CHARACTERISTICS
Input Common-Mode Voltage Range
−0.2 to
+1
−0.2 to +1.8 V
Input Resistance 10
13
Ω
Input Capacitance Differential Mode 0.6 pF
Common Mode
1.3
pF
Common-Mode Rejection Ratio V
CM
= 0 V to 1 V 54 71 dB
OUTPUT CHARACTERISTICS
Output Voltage Swing
I
L
= ±100 µA 0.006 to 3.28 V
I
L
= ±2 mA 0.04 to 3.26 V
I
L
= ±10 mA 0.093 to 3.18 V
Linear Output Current V
OUT
= 0.5 V to 2.5 V 40 mA
Short-Circuit Current Sourcing to 1.5 V 44 mA
Sinking to 1.5 V 86 mA
Capacitive Load Drive G = +1 500 pF
POWER SUPPLY
Operating Range 3 36 V
Quiescent Current T
MIN
to T
MAX
, total 5.0 5.7 mA
Power Supply Rejection Ratio V
S
= 3.3 V to 15 V, T
MIN
to T
MAX
70 80 dB
B